true, 'targetClass' => Event::className(), 'targetAttribute' => ['event_id' => 'event_id']], [['product_id'], 'exist', 'skipOnError' => true, 'targetClass' => Product::className(), 'targetAttribute' => ['product_id' => 'product_id']], ]; } /** * @inheritdoc */ public function attributeLabels() { return [ 'events_to_products_id' => 'Events To Products ID', 'event_id' => 'Event ID', 'product_id' => 'Product ID', ]; } /** * @return \yii\db\ActiveQuery */ public function getEvent() { return $this->hasOne(Event::className(), ['event_id' => 'event_id']); } /** * @return \yii\db\ActiveQuery */ public function getProduct() { return $this->hasOne(Product::className(), ['product_id' => 'product_id']); } }